Add a command line switch "--disable-background-networking", to be used in...

chrome/common/chrome_switches.h

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Defines all the command-line switches used by Chrome.
 
 #ifndef CHROME_COMMON_CHROME_SWITCHES_H_
 #define CHROME_COMMON_CHROME_SWITCHES_H_
 #pragma once
 
@@ skipping 34 matching lines @@
 extern const char kCloudPrintProxyId[];
 extern const char kCloudPrintServiceURL[];
 extern const char kCountry[];
 extern const char kDebugPrint[];
 extern const char kDiagnostics[];
 extern const char kDisableAltWinstation[];
 extern const char kDisableApplicationCache[];
 extern const char kDisableApps[];
 extern const char kDisableAudio[];
 extern const char kDisableAuthNegotiateCnameLookup[];
+extern const char kDisableBackgroundNetworking[];
 extern const char kDisableBackingStoreLimit[];
 extern const char kDisableByteRangeSupport[];
 extern const char kDisableClickToPlay[];
 extern const char kDisableConnectBackupJobs[];
 extern const char kDisableContentPrefetch[];
 extern const char kDisableCustomJumpList[];
 extern const char kDisableDatabases[];
 extern const char kDisableDesktopNotifications[];
 extern const char kDisableDevTools[];
 extern const char kDisableDeviceOrientation[];
@@ skipping 314 matching lines @@
 #endif
 // Return true if the switches indicate the seccomp sandbox is enabled.
 bool SeccompSandboxEnabled();
 
 // DON'T ADD RANDOM STUFF HERE. Put it in the main section above in
 // alphabetical order, or in one of the ifdefs (also in order in each section).
 
 }  // namespace switches
 
 #endif  // CHROME_COMMON_CHROME_SWITCHES_H_